Re: [PATCH v11 12/14] btrfs: send: allocate send buffer with alloc_page() and vmap() for v2

On 1.09.21 г. 20:01, Omar Sandoval wrote:

From: Omar Sandoval <redacted>

For encoded writes, we need the raw pages for reading compressed data
directly via a bio. So, replace kvmalloc() with vmap() so we have access
to the raw pages. 144k is large enough that it usually gets allocated
with vmalloc(), anyways.

Signed-off-by: Omar Sandoval <redacted>

Reviewed-by: Nikolay Borisov <redacted>